Proper handling of unequal payments

- Cryptocurrencies are enabled dynamically
- Invoice handler handles now more
- Better status change handling

src/routes/invoice.ts

@@ -1,11 +1,12 @@
 import { Router } from "express";
-import { createInvoice, getInvoice, getPaymentMethods, setPaymentMethod } from "../controllers/invoice";
+import { createInvoice, getConfirmation, getInvoice, getPaymentMethods, setPaymentMethod } from "../controllers/invoice";
 import { MW_User } from "../controllers/user";
 
 const invoiceRouter = Router()
 
 invoiceRouter.get('/paymentmethods', getPaymentMethods);
 invoiceRouter.get('/:selector', getInvoice);
+invoiceRouter.get('/:selector/confirmation', getConfirmation);
 invoiceRouter.post('/:selector/setmethod', setPaymentMethod);
 invoiceRouter.get('/', MW_User, getInvoice);
 invoiceRouter.post('/', MW_User, createInvoice);